Fatigue Cracking�Problem for Welded Steel Bridges
A recent problem with welded steel bridges is fatigue cracking at welded details. Fatigue cracks begin in small flaws or discontinuities at welded connections and grow to a critical size...
Design of Excavation Blasts to Prevent Damage
Effects of ground vibrations on nearby structures and people resulting from blasting operations have become a major environmental problem and concern to the engineer and the contractor...
What's New in Roofing�
For 75 years the waterproof membranes in roofs were made the same way�layers of bitumen alternating with layers of felt. Now for the first time prefabricated membranes of synthetics are...
The Renaissance of Downtown Detroit
The Detroit Renaissance Center consists of a 70-story hotel (one of the world's tallest) and 4 39 story office towers, plus restaurants, retail stores, and movie theaters....
Minority Consulting Engineers Speak Out
A sampling of opinion from the point of view of black consulting engineers. Quota systems are discussed as are financial problems, attitudes of banks, joint-ventures, abuse of minority-participation...
Reinforced Concrete Research Council: Why So Successful�
At 30 years old the first-formed of ASCE's 14 research councils, the Reinforced Concrete Research Council is also one of the most successful. Some 40 RCRC research projects...
Chevrolet Raises the Roof
Chevrolet's Gear and Axle plants in Detroit needed more space so a decision to renovate the 60-yr old structures rather than relocate the operation was made. New roof structures...
Prefab Structural Components Solve Expansion Problem
Another story was added onto an existing low-rise building, where soil strength was so low that the new floor had to be built by sinking new columns down to a sounder stratum, placing...
Florida Sewage Plant First to Remove Nutrients with Bacteria Alone�� No Need for Costly Chemicals
Palmetto, Florida is now constructing the first advanced wastewater treatment plant in the U.S. to use the Bardenpho process. Unlike other AWT processes, this ingenious plant removes pohosphorus...
Gophers Go Underground
A major facility, Williamson Hall, was constructed to be almost entirely below grade on the East Bank Campus of the University of Minnesota. Heating and cooling energy requirements will...
Expansive Soils�Geotechnical Problems Are in Hand; Now Need to Familiarize Nonengineers
Expansive soils damage thousands of buildings, many miles of highway each year. How and why these types of clays expand is explained. How geotechnical engineers in Colorado, Texas and...
NY's Building Boom
A report on a highly visible part of New York City's infrastructure, its buildings. An apparent resurgence of construction activity is underway; over one billion dollars in...
Bridges and Highways � Serious Deterioration Being Attacked Aggressively
Due to years of starvation of maintenance and reconstruction budgets, New York City's backlog of road and bridge reconstruction needs is huge. The city has 5,300 miles of...
Dominance of Special Interests Dashes NYC Hopes for Recovery
How well is New York City doing now? Is it really on the way to recovery? Since the landmark report by the Temporary Commission on City Finances was released over a year ago, very little...
Management of Engineering of Control Systems for Water Pipelines
This report should be considered as an aide to the practicing engineer as a check list of items to be considered in the management of the engineering of control systems for water pipelines...
Applied Techniques for Cold Environments
The proceeding papers cover practical applications of engineering principles to the solution of real world cold regions engineering problems. The book was organized into four major categories:...
Kamburu Dam: Diversion Conduit Designed into Spillway Saves $1,000,000
Careful coordination of dam construction operation with river stages over several seasons, and a construction sequence that called for building the spillway, in effect, from the top down,...
Precast Veneer Replaced By All-Precast Structure
Utilizing engineering solutions to architectural problems greatly enhanced the architectural appearance of this building. Long-span prestressed, light weight concrete beams, post-tensioned...
Automated Hydrography for Channel Dredging
After studying both non-line of sight and microwave systems of over-water distance measurement, one of the latter was selected for checking dredged channel depth on the Delaware River....
How the Carter Administration Plans to Cope with the Energy Crisis
How does the Carter Administration plan to reduce dependence on foreign oil and weather the eventual decline in the availability of world oil supplies? The major elements of the Carter...
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